Question
Parameter "$_" ? Answer Expands to the last argument of the last command that was executed. Question Parameter "$_" ?
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Question
Parameter "$_" ? Answer Expands to the last argument of the last command that was executed. If you want to change selection, open document below and click on "Move attachment" BashGuide/Parameters - Greg's Wiki most recently completed foreground command.$  Expands to the PID (process ID number) of the current shell. ! $! Expands to the PID of the command most recently executed in the background. _ <span>"$_" Expands to the last argument of the last command that was executed. And here are a few examples of Variables that the shell provides for you: BASH_VERSION: Contains a string describing the version of Bash. HOSTNAME: Contains the hostname of your compute

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